has part has part characteristic of inheres in has modifier Osteoporosis SNOMEDCT_US:64859006 HP:0002774 Osteoporosis is a disease that is characterized by low bone mass, deterioration of bone tissue, and disruption of bone microarchitecture: it can lead to compromised bone strength and an increase in the risk of fractures. UMLS:C0029456 Osteoporosis is a systemic skeletal disease characterized by low bone density and microarchitectural deterioration of bone tissue with a consequent increase in bone fragility. According to the WHO criteria, osteoporosis is defined as a BMD that lies 2.5 standard deviations or more below the average value for young healthy adults (a T-score below -2.5 SD). HP:0000939 Reduced bone mineral density abnormal decreased mass pathological bone element